Seoul Weather in December
In December, Seoul averages a high of 4°C (39°F) and a low of -4°C (24°F), based on 48 years of historical weather data from SEOUL CITY.
4°C
Average high
39°F
-4°C
Average low
24°F
18°C
Record high
64°F · 2004
-20°C
Record low
-4°F · 2014
What to Expect in Seoul in December
Typical December days in Seoul reach 4°C (39°F) during the afternoon and cool to around -4°C (24°F) overnight. On average, measurable rain falls on about 19% of days this month. Over the past 48 years, December temperatures in Seoul have ranged from a record high of 18°C (2004) down to a record low of -20°C (2014).
For a day-by-day look or other months, see the full Seoul weather history.